diff --git a/Doc/reference/grammar.rst b/Doc/reference/grammar.rst
index b9cca4444c9141..1c8f8cdcfea8ab 100644
--- a/Doc/reference/grammar.rst
+++ b/Doc/reference/grammar.rst
@@ -18,5 +18,7 @@ required *not* to match).  We use the ``|`` separator to mean PEG's
 "ordered choice" (written as ``/`` in traditional PEG grammars). See
 :pep:`617` for more details on the grammar's syntax.
 
-.. literalinclude:: ../../Grammar/python.gram
-  :language: peg
+.. only:: html or latex or epub or text or texinfo
+
+   .. literalinclude:: ../../Grammar/python.gram
+     :language: peg